How to Play power chords with open strings on the guitar

As Guitar players, the goal is to be a member of the band when you have to be, and when it's your time shine, you go for it full force! But during those times that you have to hold back and hang with the rhythm section give the idea of open string power chords on your guitar during your rhythm guitar sections to add a feel that will definitely bring out any section of a song (although you might want to consider waiting until the chorus to open up like this.)